baber/WOPTO huggingface dataset:
Patent JP-H11281853-A (JP)
Title: Optical module
Inventor: KISHIDA YUJI
IPC: G02B6/42
Filed: 1998-03-31
Abstract: PROBLEM TO BE SOLVED: To provide the small-sized, high-performance optical module which is simple and makes a high-efficiency optical connection. SOLUTION: The optical module M1 is constituted by arranging an optical semiconductor element 3 on a base body 2 having a recessed plane 22 across the recessed plane 22 and an optical waveguide body 1 optically connected to the optical semiconductor element 3 and also arranging a ball lens 4 and/or an optical isolator 5 optically connected to the optical semiconductor element 3 and optical waveguide body 1 in the recessed plate 22.
Patent JP-S5421851-A (JP)
Title: Information combination recorder
Inventor: NAKAMURA HIRONARI
IPC: G03G15/04
Filed: 1977-07-20
Abstract: PURPOSE: To enable combined function of a copier and an information processor, by composing a plurality of image information signals cynchronously, and by cumulatively and sequentially recording, memorizing, or transmitting to external equipments. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S57202970-A (JP)
Title: Controlling method for convection of molten pool in build-up welding
Inventor: NOMURA HIROICHI
IPC: B23K9/04
Filed: 1981-06-08
Abstract: PURPOSE:To prevent the generation of undercuts in weld beads and to form normal build-up beads in the stage of build-up welding using a band-like electrode by flowing earth current in the direction right under the molten pool and generating forced magnetic fields in the welding advance direction by external magnetic field generating sources. CONSTITUTION:In the stage of building-up welding of a base metal 11 with an arc 13 by using a band-like electrode 12, an earth current conducting plate 16 consisting of a nonmagnetic metal such as copper is mounted freely slidably on the rear surface of the metal 11 by means of springs 17 on a carriage 18. The earth current A during build-up welding is flowed to the direction right under a molten pool 14, and is flowed to an earth terminal through the plate 16. At the same time, U-shaped iron cores 21a, 21b are disposed in both end parts of the electrode 12, and electricity is conducted to coils 23a, 23b in such a way that the forced magnetic fields C of opposite directions are generated in the coils 23a, 23b. Uniform convection is generated in the width direction of the pool 14 by the effect of the electromagnetic forces generated by the magnetic fields C and the earth current A, by which the generation of undercuts is effectively prevented and the normal build-up beads are formed.
Patent JP-H01262783-A (JP)
Title: Method for treating cooked food and apparatus therefor
Inventor: KORESAWA YOSHIHIRO
IPC: A23L7/10
Filed: 1988-04-09
Abstract: PURPOSE:To cool a food in high efficiency and to double the preservable period of the food, by blasting clean air sterilized with an ozone solution against a just cooked food. CONSTITUTION:A just cooked food such as just cooked rice is cooled by blasting clean air sterilized with an ozone solution. The clean air can be produced by passing filtered air through a cleaning tank supplied with shower of aqueous solution of ozone and ozonized air.
Patent JP-S5612607-A (JP)
Title: Method of holding connected part and extra length part of optical fiber
Inventor: MIYAUCHI MITSURU
IPC: G02B6/00
Filed: 1979-07-11
Abstract: PURPOSE:To prevent the increased size of optical cable connecting structure and easily obtain the identifiableness of cores by ingeniously holding the connected parts and extra length parts of optical fibers by making use of the outside circumference of a cylindrical body. CONSTITUTION:At the time of looping the plural optical fibers a1-a6 and b1-b6 having extra length parts l1-l6 and m1-m6 and being connected to each other by connected parts s1-s6, these are formed by being divided to plural sets of loop parts L1-L6; moreover, at the time of affixially connecting the respective loop parts L1-L6 to the outside circumference of a cylindrical body 1, the respective loop parts L1-L6 are shifted at every specified interval to the circumferential direction and the respective connected parts s1-s6 are alighed. Consequently, the extra length parts formed into the specified loops of not producing any microbends may be accommodated efficiently on the circumference of the cylindrical body 1 without any undue stress and in conformity with the cable-connecting sleeve; in addition, the identification of the respective optical fibers a1-a6 and b1-b6 may be made distinctly by the segmented loop parts L1-L6 and the aligned connected parts s1-s6.
Patent JP-H10265414-A (JP)
Title: Azeotropic and azeotropic-like composition
Inventor: TAKUBO SEIJI
IPC: C07C9/14
Filed: 1997-03-21
Abstract: PROBLEM TO BE SOLVED: To obtain the subject composition useful as a refrigerant, a foaming agent for polyolefins, etc., by compounding pentafluoroethyl methyl ether and an organic solvents selected from pentane, isopentane, etc. SOLUTION: This composition comprises 85-99.9 mol.% of pentafluoroethyl methyl ether and 0.1-15 mol.% of pentane, 80-99.9 mol.% of the pentafluoroethyl methyl ether and 0.1-20 mol.% of isopentane, or 80-99.9 mol.% of the pentafluoroethyl methyl ether and 0.1-20 mol.% of 1-pentene. If necessary, a stabilizer and a stabilizer may be added to the composition. The composition does not deteriorate the good cleansability and low toxicity of chlorinated hydrocarbons and fluorinated (chlorinated) hydrocarbons and does not need an anxiety for the disruption of the ozonosphere.
Patent JP-S60232527-A (JP)
Title: Prism optical system and optical information processor using prism optical system
Inventor: ARIMOTO AKIRA
IPC: G02B5/04
Filed: 1984-05-02
Abstract: PURPOSE:To hold the projection angle of luminous flux projected from the prism optical system nearly constant regardless of variation in the wavelength of the luminous flux by using a compound prism constituted by coupling at least two kinds of prism made of materials having different wavelength dispersion of refractive indexes. CONSTITUTION:The optical system consists of the compound prism 11 consisting of the 1st prism 11A made of a material with a refractive index n1 having a vertical angle A and the 2nd prism 11B made of a material with a refractive index n2 having a vertical angle B, and the 3rd prism 12 made of a material with a refractive index n3 having a vertical angle C. The 2nd surface of the 1st prism 11A and the 1st surface of the 2nd prism 11B are cemented to each other, and luminous flux is made incident on the 1st surface of the 1st prism at an angle alpha1, passed through the cemented surfaces, and projected from the 2nd surface of the 2nd prism; and the luminous flux is incident on the 1st surface of the 3rd prism arranged having its 1st surface at an angle D to the 2nd surface of the 2nd prism and projected from the 2nd surface at an angle epsilon2. When the respective angles satisfy the specific relation of variation in refractive index, the projection angle epsilon2 is constant even if the proejction angle epsilon2 varies.
Patent JP-H04300292-A (JP)
Title: Film forming method for multicomponent oxide film superconducting film
Inventor: NAKANISHI SHUSUKE
IPC: C01G3/00
Filed: 1991-03-26
Abstract: PURPOSE:To form a thin multicomponent oxide superconducting film of Y, Ba and Cu in which regions of (100) face-oriented crystals and regions of (110) face-oriented crystals are mixed on an SiC wafer. CONSTITUTION:Thin films 2 of ZrO2 oriented in the (100) face are formed in regions for forming a thin superconducting film finally oriented in the (001) face on an SiC substrate 1 having the (100) face as a film-forming surface. A thin Y2O3 film 3 is then formed on the SiC wafer in other regions and the aforementioned thin ZrO2 films 2. Furthermore, a thin multicomponent oxide film 4 of Y, Ba and Cu is formed on the above-mentioned thin Y2O3 film 3 to orient a Y-Ba-Cu multicomponent oxide in the (001) face in regions on the thin ZrO2 films 2 and further in the (110) face in the other regions.
Patent JP-H10284992-A (JP)
Title: Interpolation filter
Inventor: MATSUMOTO TETSUYA
IPC: H03H17/02
Filed: 1997-04-07
Abstract: PROBLEM TO BE SOLVED: To realize an interpolation filter with an excellent frequency in spite of a small circuit scale by using a multiplier where a coefficient is a specified negative value. SOLUTION: An inputted digital signal is outputted to an adder 6 with a hold circuit. The adder 6 is serially connected to the adder 7 and a register 8 is connected to the output terminal of the adder 6. The input terminal of the register 9 is connected to the output terminal of the register 8 and its output terminal is connected to the input terminal of the adder 7. Besides, the input terminal of the multiplier 10 is connected to the output terminal of the register 9. The coefficient in the multiplier 10 of the interpolation filter is expressed by -0.625=-1/2-1/8=-(1/2)<1> -(1/2)<3> so that configuration is executed by the combination of the registers. The interpolation filter is optimum for the oversample DAC.
Patent JP-S57203331-A (JP)
Title: Gate controlling circuit of gate turn-off thyristor
Inventor: SATOU MASAYOSHI
IPC: H03K17/73
Filed: 1981-06-10
Abstract: PURPOSE:To reduce power consumption, by connecting a semiconductor switch to a route through which an ON-gate current flows to turn on the switch just for a necessary time and preventing the saturation of a pulse transformer as well as flowing the minimum necessary ON-gate current. CONSTITUTION:A current which turns on a gate turn-off thyristor GTO1 and a current which turns off the GTO1 are supplies to the secondary side of the same pulse transformer 5. A switch circuit consisting of a transistor TR10 and a resistance 11 and a capacitor 12 forming a time constant circuit at the base of the TR10 are connected to a circuit to which the ON current of the GTO1 flows. In addition, a resistance 8 and a diode 6 are connected between the GTO1 and the TR10. Then the TR10 is made to conduct when the ON current flows to the GTO1, and the capacitor 12 is charged. With this charging, the TR10 is turned off. After this, the ON-gate current is flowed from an ON-gate circuit 9 having a large width, and the equal flowing time is secured between the ON and OFF currents to the transformer 5. Thus saturation is prevented for the transformer 5.
Patent JP-S61245576-A (JP)
Title: Manufacture of semiconductor device
Inventor: SATO SHINICHI
IPC: H01L29/78
Filed: 1985-04-23
Abstract: PURPOSE:To prevent the deterioration of characteristics to over-etching by forming another insulating layer having the different quality of a material onto an insulating film in the periphery of a gate electrode. CONSTITUTION:An insulating film 4 is shaped so as to coat the surface of a gate electrode 3, and impurity particles, etc. in low concentration are diffused (shown by low-concentration impurity regions L) for source-drain electrodes. An insulating film 6 having the quality of a material different from both the insulating film 4 and an insulating film 5 is formed onto the film 4 and a gate insulating film 2. The film 5 is deposited on the film 6 so as to coat an electrode 3 section. The film 5 is removed through etching so as to shape a side wall 5a to the periphery of the electrode 3 section. Accordingly, the film 6 having the different quality of the material is held, thus precisely detecting the end point of etching through a method, etc. through which emission spectra during etching are monitored, then preventing the deterioration of characteristics of a semiconductor device to over-etching.
Patent JP-S59210687-A (JP)
Title: Semiconductor laser device
Inventor: KOBAYASHI MASAYOSHI
IPC: H01S5/02
Filed: 1984-05-04
Abstract: PURPOSE:To improve heat radiation efficiency on a mount for a laser element, and to remove strain generated on the mount by constituting a metallic thin-film on the surface of the mount by a Cr layer and an AuxSn1-x layer. CONSTITUTION:Metallic thin-films consisting of AuSn layers 2, 6 and Cr layers 3, 5 are formed on a package vessel 1 for a semiconductor laser device, and an Si sub-mount 4 as a heat sink is mounted among the metallic thin-films. A semiconductor laser element 7 is formed on the mount 4 with the heat sink, and a metallic electrode 8 is shaped in a predetermined region in the element 7 through bonding. Cr is evaporated on the mount 4 under vacuum to form a Cr layer 5, and Au and Sn are evaporated under vacuum as AuxSn1-x (0.08<=x<=0.2) to shape an AuSn layer 6. An electrode surface for the element 7 and the AuSn layer on the surface of the heat sink are alloyed at a fixed temperature, heat radiation efficiency on the mount 4 is improved, and strain generated on the mount 4 is removed.
Patent JP-S61248693-A (JP)
Title: Solid-state color image pickup device
Inventor: MIMURA ITARU
IPC: H04N9/07
Filed: 1985-04-26
Abstract: PURPOSE:To realize a high resolution with less color moire by using two sheets of stripe filters having the repeated period of which are shifted with each other and realizing a color filter constitution of delta arrangement with shifting two solid state image pickup elements by 1/2 pitch in the horizontal and vertical directions. CONSTITUTION:A stripe filter consists of additive complementary colors of a transparent part 11 (W) which transmits all area of visual light, a cyan part 12 (Cy) which transmits the color light of blue and green and a yellow part 13 (Ye) which transmits the color light of red and green, and consists of two kinds of stripe filters 5 and 6; the stripe filter which has a type repeating W-Cy- Ye that a left end starts from the W, and the Cy and the Ye follow and the other is that has a type repeating Ye-W-Cy that the left end starts from the Ye, and the W and the Cy follows. The two sheets of the stripe filters are located on solid state image pickup elements 7 and 8 and either one solid state image pickup element is located shifting in the horizontal and vertical directions by 1/2 of the distance between the picture elements against the other one. Thus, it is possible to realize the color filter that is arranged with closest packing in space.
Patent JP-S59214252-A (JP)
Title: C-mos integrated circuit
Inventor: IWASAKI KUSUYA
IPC: H01L29/78
Filed: 1983-05-19
Abstract: PURPOSE:To prevent latch-up and surge breakdown by inserting a capacitance formed between a semiconductor substrate and frame through an insulating layer into the power supply. CONSTITUTION:A semiconductor substrate 10 forming a C-MOSIC and a metal frame supporting a substrate 10 are bonded by a bonding agent 22 through an insulating film 21. The one VDD of power supply of C-MOSIC is applied to a substrate 10 and the other VSS of power supply is applied to the frame 20. It means that a capacitance 23 is inserted between the frame 20 and substrate 10. A high frequency surge coming into IC from power supply line is by-passed by such capacitance 23 and sudden change of power supply voltage can be prevented.
Patent JP-S5212294-A (JP)
Title: Process for preparing transparent copolymers
Inventor: YONENO HIROSHI
IPC: C08F2/06
Filed: 1975-07-18
Abstract: PURPOSE: To produce a transparent methacrylate copolymer with improved water resistance and antistatic property capable of forming hard and transparent coatings by copolymerizing a specified hydrophobic methacrylate monomer with a specified hydrophilic monomer. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H08258704-A (JP)
Title: Gas cushion ship
Inventor: MORINAGA YASUHARU
IPC: B60V1/18
Filed: 1995-03-22
Abstract: PURPOSE: To prevent a gas cushion ship from being detected by a high level infrared ray irradiated from exhaust gas especially of a main engine concerning the gas cushion ship devised to navigate by way of floating a hull by cushion pressure by providing a gas cushion chamber on a ship's bottom part. CONSTITUTION: An air intake duct 10 of a lift fan is connected to an exhaust gas pipe 5 of a main engine 4 to suck exhaust gas of the main engine 4 by the lift fan 2 on a gas cushion ship furnished with the lift fan 2 to supply compressed gas to a gas cushion chamber 1 of a ship's bottom part and the main engine 4 for propulsion. consequently, even if high temperature main engine exhaust gas is as it is leaked from the same gas suction chamber delivered to the gas cushion chamber 1 on the ship's bottom part by the lift fan 2, cooled by contact with a sea level, a level of an irradiated infrared ray is extensively lowered.
Patent JP-S5515287-A (JP)
Title: Manufacturing method of smeiconductor device
Inventor: KAGAWA KEIICHI
IPC: H01L21/322
Filed: 1978-07-20
Abstract: PURPOSE: To obtain a device with a leakage current slight very by forming a PN- junction by diffusion of P or B an oxidization film after removing the oxidization film produced by an etching, by oxidizing a Si substrate in the O 2  atmosphere containing a HCL system gas.  
     CONSTITUTION: A heat treatment over 1000°C is provided in the dryO 2  atmosphere including HCl,Cl 2 ,CCl 4 , C 2 H 5 Cl 3  and others for a Si substrate 1 to form a SiO 2  protective film 8 on the both surfaces of the substrate 1. Successibely, the film 8 on the back face is removed by an etching and a damage layer 3 is provided there- on by ahigh density diffusion of the P or B, the film 8 on the surface also is removed to form in the substrate 1 a diffusion layer 4, a thick field layer 5 of SiO 2 , a thin SiO 2  film 6 and a gate electrode 7 on the film 6. According to such a construction, the leakage current on the interface of the PN junction and Si-SiO 2  can be considerably reduced because of a gettering due to the damage layer 3 to the lamination failure and heavy metal impurity. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H02266205-A (JP)
Title: Stereoscopic image device
Inventor: NISHIKAWA KOHEI
IPC: G01B11/245
Filed: 1989-04-07
Abstract: PURPOSE:To correct noncoincidence of left and right images by providing a means for shifting at least one of the images of left and right video cameras on a screen in a vertical or horizontal direction. CONSTITUTION:Video signals outputted from the video cameras 2 and 3 are controlled by a camera controller 4 and A/D converted 5. An address controller 6 makes a digital value outputted from an A/D converter 5 correspond with each pixel on the screen with a synchronizing signal from the controller 4, whites it in a left image memory 7 and a right image memory 8 and transmits it to a double speed scanning converter 9. Furthermore, a vertical shifter 14 and a horizontal shifter 15 are connected to the controller 6. Then, an observer can shift the left(right) image in the vertical direction by operating the shifter 14 and can shift the left (right) image in the horizontal direction by operating the shifter 15. Therefore, the noncoincidence of the left and right images is corrected.
Patent JP-S5316270-A (JP)
Title: Process and apparatus for automatically loading and unloading freight in container
Inventor: AKIMOTO YOSHITERU
IPC: B65G65/23
Filed: 1976-07-28
Abstract: PURPOSE: To automatically load and unload a freight loaded on a container while reducing the shock. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S62245274-A (JP)
Title: Stripping claw
Inventor: KUDO TOKU
IPC: G03G15/14
Filed: 1986-04-17
Abstract: PURPOSE:To improve the sharpness, rigidity and toughness of an edge and to eliminate the deformation of the edge by the collision of transfer paper by subjecting an arom. polyester having crystallinity in a molten state alone or as a composite with a molten fluoroplastic, PE, etc. to injection molding. CONSTITUTION:A stripping claw having the excellent sharpness, rigidity and toughness of the edge and excellent nonattacking property to a photosensitive drum is prepd. by using the so-called liquid crystal polymer such as arom. polyester having the crystallinity in the molten state. More specifically, the above-mentioned liquid crystal polymers have low viscosity during molding or flow in the crystal state to form the edge and therefore, the sharp edge having the high toughness similar to the toughness obtd. with the fiber-reinforced edge is obtd. The molten fluoroplastic such as chlorotrifluoroethylene/ethylene copolymer or polyvinylidene fluoride or PE is further compounded with the liquid crystal polymer at 0.1-20pts. per 100pts. liquid crystal polymer, by which the nonattacking property to the photosensitive drum is additionally improved.
Patent JP-S61246583-A (JP)
Inventor: KAMIYA KOSEN
IPC: F26B17/14
Filed: 1985-04-24
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H08287058-A (JP)
Title: Kana/kanji converting device
Inventor: HATAYA SHIGEKI
IPC: G06F17/22
Filed: 1995-04-14
Abstract: PURPOSE: To improve KANJI (Chinese character) conversion accuracy and to reduce labor for inputting a KANJI/KANA (Japanese syllabary) mixed character string by storing learning information by the combination of a prefix, a suffix and their preceding and succeeding nouns without independently learning the prefix and suffix by a learning means. CONSTITUTION: The learning means 105 stores learning information by the combinations of a prefix, a suffix and their preceding and succeeding nouns. A maximum likelihood candidate extracting means 104 extracts a candidate having the highest maximum likelihood out of plural conversion candidates by the use of a learning information acquiring means 106 and a semantic relation acquiring means 107. Namely when processing is started, a reading KANA character string is inputted from an input means 101, a molpheme analysis means 103 prepares plural conversion candidates by retrieving a dictionary 102 based upon the reading KANA. Then the means 104 extracts the maximum likelihood candidate out of the plural conversion candidates by the use of the means 106, 107.  At the time of detecting a change in the maximum likelihood candidate, the learning means 105 stores the changed conversion candidate.
Patent JP-H11264460-A (JP)
Title: Control device for automatic transmission
Inventor: KUNO TAKAYUKI
IPC: F16H59/46
Filed: 1998-03-17
Abstract: PROBLEM TO BE SOLVED: To prevent a response delay of control and prevent a shift shock and extension of a time interval at down shift time, by simple control. SOLUTION: An automatic transmission, in a speed change mechanism thereof, has a rotary member reversing the direction between a rotational direction at high speed stage time and an action direction of reaction force torque at low speed stage time, and a band brake 32 operated by a hydraulic servo 4 capable of impeding rotation due to reaction force torque at this low speed stage time by self energy action.  A control device 6 has a synchronous decision means S36 for a low speed stage, a standby hydraulic pressure, lower than an engageable hydraulic pressure at self energy action time by a prescribed amount to be boosted up by a boost amount of reference after passing the synchronous point, is supplied to the hydraulic servo 4 of the band brake 32 at down shift time by a fixed pressure holding means S34 till materialization of synchronous decision, and after synchronous decision, the hydraulic pressure is increased to the engageable oil pressure by a booster means S39, and the rotary member is slowly locked while preventing extension of a time interval.